RegisterWaitChainCOMCallback function (wct.h)

Register COM callback functions for WCT.

Syntax

VOID RegisterWaitChainCOMCallback(
  [in] PCOGETCALLSTATE       CallStateCallback,
  [in] PCOGETACTIVATIONSTATE ActivationStateCallback
);

Parameters

[in] CallStateCallback

The address of the CoGetCallState function.

[in] ActivationStateCallback

The address of the CoGetActivationState function.

Return value

None

Remarks

If a thread is blocked on a COM call, WCT can retrieve COM ownership information using these callback functions. If this function is callback multiple times, only the last addresses retrieved are used.

Examples

For an example, see Using WCT.

Requirements

See also

Wait Chain Traversal